上中下

じょうちゅうげ
excellent-good-poor
first-second-third (class)

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じょうちゅうげ【上中下】

〔3 段階〕 the first, the second, and the third classes [grades]; 〔品質･能力などの〕 the three grades of quality [ability]―good, fair, and poor.

●上中下の3 巻 a set of three volumes

・この作品は上中下の 3 巻で完成する. This work will be complete in three volumes.